diff --git a/contracts b/contracts
index 0ff4f41..a7fa4ca 160000
--- a/contracts
+++ b/contracts
@@ -1 +1 @@
-Subproject commit 0ff4f419b4467349d7cb1d1202b580004067664c
+Subproject commit a7fa4ca620414f2a2742210c5f97e0c207fa660b